RCW 47.17.850: State route No. 906.

A state highway to be known as state route number 906 is established as follows:

Beginning at a junction with state route number 90 at the West Summit interchange of Snoqualmie Pass, thence along the alignment of the state route number 90 as it existed on May 11, 1967, in a southeasterly direction to a junction with state route number 90 at the Hyak interchange.